49693840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{1811}}^1$

素因数の和:1845

約数の個数: 80

約数和(自身を含む): 134812800

約数和(自身を除く): 85118960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1811, 1960, 2744, 3430, 3622, 3920, 5488, 6860, 7244, 9055, 12677, 13720, 14488, 18110, 25354, 27440, 28976, 36220, 50708, 63385, 72440, 88739, 101416, 126770, 144880, 177478, 202832, 253540, 354956, 443695, 507080, 621173, 709912, 887390, 1014160, 1242346, 1419824, 1774780, 2484692, 3105865, 3549560, 4969384, 6211730, 7099120, 9938768, 12423460, 24846920, 49693840]

約数ペア:

[(1, 49693840), (2, 24846920), (4, 12423460), (5, 9938768), (7, 7099120), (8, 6211730), (10, 4969384), (14, 3549560), (16, 3105865), (20, 2484692), (28, 1774780), (35, 1419824), (40, 1242346), (49, 1014160), (56, 887390), (70, 709912), (80, 621173), (98, 507080), (112, 443695), (140, 354956), (196, 253540), (245, 202832), (280, 177478), (343, 144880), (392, 126770), (490, 101416), (560, 88739), (686, 72440), (784, 63385), (980, 50708), (1372, 36220), (1715, 28976), (1811, 27440), (1960, 25354), (2744, 18110), (3430, 14488), (3622, 13720), (3920, 12677), (5488, 9055), (6860, 7244)]